This quiz works best with JavaScript enabled. Home > Agriculture Environment > Ecology > Agriculture And Environment – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Agriculture And Environment Quiz 3 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. All soil profiles begin as A) Weathered bedrock. B) Thick humus. C) Unweathered bedrock. D) Sand, silt, and clay. Show Answer Correct Answer: C) Unweathered bedrock. 2. All of these contribute to famine EXCEPT A) Crop failure. B) Green revolution. C) Unequal distribution of food. D) Drought. Show Answer Correct Answer: B) Green revolution. 3. The introduction of pesticides, new fertilizers, andirrigation technology aided countries like Indiaand Mexico grow substantially more food to helpsustain their growing population. This led to lessconcern about A) Famine. B) Increased life expectancy. C) Increased overall health of the populations. D) All choices. Show Answer Correct Answer: D) All choices. 4. No-till farming helps to conserve soil fertility because A) Remnants of the previous crop are left to slowly decay. B) Deep ridges are cut across, not down, the slopes of hills. C) The ground is carefully turned to mix soil nutrients. D) Only organic fertilizers and natural pesticides are used. Show Answer Correct Answer: A) Remnants of the previous crop are left to slowly decay. 5. One alternative to catching fish from the ocean is ..... , which is the process of farming fish and other aquatic organisms A) Aquaculture. B) Domesticated. C) Pesticide. D) Compost. Show Answer Correct Answer: A) Aquaculture. 6. What is arable land? A) Land that has high salt content. B) Land on which crops can be grown. C) Land on which crops cannot be grown. D) Land that is porous so water drains through slowly. Show Answer Correct Answer: B) Land on which crops can be grown. 7. When did farming begin in the Middle East and North Africa? A) About 200, 000 years ago. B) About 11, 000 years ago. C) About 5, 000 years ago. D) About 3, 000 years ago. Show Answer Correct Answer: B) About 11, 000 years ago. 8. The US accounts for about what percent of worldwide pesticide use? A) 20. B) 33. C) 50. D) 80. Show Answer Correct Answer: B) 33. 9. Material used for the support and stability of hydroponic plants; includes sand, gravel, peat moss and sawdust A) Artificial growing medium. B) Soil. C) Potting soil. D) Clayey loam and humus. Show Answer Correct Answer: A) Artificial growing medium. 10. Domesticated animals raised to be used on a farm or sold for profit A) Domesticated. B) Diet. C) Biological pest control. D) Livestock. Show Answer Correct Answer: D) Livestock. 11. Aquaculture is ..... A) The practice of fishing. B) The study of the oceans. C) The practice of taking care of the ocean by setting fishing limits. D) The practice of raising fish and other water dwelling organisms for food. Show Answer Correct Answer: D) The practice of raising fish and other water dwelling organisms for food. 12. The ..... ..... which took placebetween the 1920's and 1960's led to greatincreases in crop yields, especially in thedeveloping world A) Green Machine. B) Green Revolution. C) Feed the Hungry Campaign. D) Agricultural Revolution. Show Answer Correct Answer: B) Green Revolution. 13. A place where raw ingredients are changed into the useful items we need or want; wood into furniture, ore into steel for cars, wheat into bread, and potatoes into chips. A) Natural Resources. B) Farm. C) Factory. D) Store. Show Answer Correct Answer: C) Factory. 14. What is true about organic farming? A) Doesn't actually work. B) Meets our food needs now, but won't in the future. C) Makes enough food to meet our needs. D) Cannot produce enough food to meet our current needs. Show Answer Correct Answer: D) Cannot produce enough food to meet our current needs. 15. Which of the following is a benefit of preserving farmland? A) Prime locations for home sites. B) Soil erosion protection. C) Productive land for growing crops. D) A greenbelt for crowded urban areas. Show Answer Correct Answer: C) Productive land for growing crops. 16. Toxins that get passed up the food chain in increasing amounts A) Biomagnification. B) Compaction. C) Compounding. D) Non-elimination. Show Answer Correct Answer: A) Biomagnification. 17. One advantage to confined animal feeding operations is their A) Efficiency. B) Pollution. C) Use of antibiotics. D) Humane treatment of the animals. Show Answer Correct Answer: A) Efficiency. 18. The cultivation of a single crop in a given area A) Polyculture. B) Monoculture. C) Inorganic farming. D) Organic farming. Show Answer Correct Answer: B) Monoculture. 19. Increased infections and blindness are associated with ..... deficiency. A) Iodine. B) Carbohydrates. C) Iron. D) Vitamin A. Show Answer Correct Answer: D) Vitamin A. 20. Most farms today use synthetic ..... pesticides and herbicides (such as Round-up) to control their biological pests. The problem with these chemicals is that they ..... in the environment. A) Synthetic pesticides | Bioaccumulate. B) Botanical pesticides | Bioaccumulate. C) Synthetic pesticides | Biodegrade. D) Botanical pesticides | Biodegrade. Show Answer Correct Answer: A) Synthetic pesticides | Bioaccumulate. ← PreviousNext →Related QuizzesAgriculture Environment QuizzesAgriculture And Environment Quiz 1Agriculture And Environment Quiz 2Agriculture And Environment Quiz 4Agriculture And Environment Quiz 5Agriculture And Environment Quiz 6Agriculture And Environment Quiz 7Agriculture And Environment Quiz 8Agriculture And Environment Quiz 9Agriculture And Environment Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books